<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="vue.js" type="text/javascript"></script>
</head>
<body>
    <div id="app-5">
        <p> {{message}} </p>
        <button v-on:click="reverseMessage">reverseMessage</button>
    </div>
    <div id="app-6">
        <p>{{message}} </p>
        <input v-model="message"/>
    </div>
    <script>
        var app5 = new Vue({
            el: '#app-5',
            data: {
                message: 'hello vue!'
            },
            methods:{
                reverseMessage:function(){
                    this.message = this.message.split('').reverse().join('')
                }
            }
        });
        var app6 = new Vue({
            el: '#app-6',
            data: {
                message: 'hello vue'
            }
        })
    </script>
</body>
</html>